namespace SimpleDelegate;
// This class contains methods BinaryOp will
// point to.
//public class SimpleMath
//{
//    public static int Add(int x, int y) => x + y;
//    public static int Subtract(int x, int y) => x - y;
//    public static int SquareNumber(int a) => a * a;
//}
public class SimpleMath
{
    public int Add(int x, int y) => x + y;
    public int Subtract(int x, int y) => x - y;
}
